The QMSD2S from Qualwave is a RF Switch with Frequency DC to 18 GHz, Insertion Loss 0.2 to 0.4 dB, Isolation 60 to 70 dB, Supply Voltage 12 to 28 V, Supply Current 180 to 400 mA. Tags: Module with Connectors, Solid State. More details for QMSD2S can be seen below.